Chef Buddy 20-Piece Glass Bowl Set for $17.99. Shipping is $5.00 for a total of $22.99 shipped. Here is a screenshot for reference.  The glass bowl set is dishwasher and microwave safe and includes two set of 30.5-ounce, 17-ounce, 11.8-ounce, 6.7-ounce, and 5-ounce bowls with lid.  Most places have it for about $28.